/* ============================================================
   PFun Store NFT — portable web module
   All rules are scoped under .dxn so they cannot leak into,
   or be broken by, the host site's stylesheet.
   ============================================================ */

.dxn{
  /* ---- tokens (from DxSxT-design-system.md) ---- */
  --dxn-bg:#000000;
  --dxn-bg-2:#0A0A0C;
  --dxn-card:#151517;
  --dxn-card-2:#111113;
  --dxn-text:#F5F5F7;
  --dxn-muted:#A1A1A6;
  --dxn-muted-2:#86868B;
  --dxn-muted-l:#6E6E73;
  --dxn-accent:#2997FF;
  --dxn-tint:#9FC7FF;
  --dxn-metal-body:#090B11;
  --dxn-metal-top:#171E2B;
  --dxn-cyan:#64D2FF;
  --dxn-violet:#C08BFF;
  --dxn-hair:rgba(255,255,255,.08);
  --dxn-gold-grad:linear-gradient(174deg,#FFF6E6 4%,#FFDDA6 38%,#F5B65C 78%,#E39A33 100%);
  --dxn-gold-text:#FFCF8A;
  --dxn-gold-num:#FFB340;
  --dxn-gold-chip:rgba(255,179,64,.18);
  --dxn-ease:cubic-bezier(.22,1,.36,1);
  --dxn-settle:cubic-bezier(.55,0,.45,1);
  --dxn-sans:"Geist","Noto Sans TC",-apple-system,BlinkMacSystemFont,system-ui,sans-serif;
  --dxn-mono:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --dxn-gutter:clamp(16px,5vw,40px);
  --dxn-max:1200px;

  color-scheme:dark;
  background:var(--dxn-bg);
  color:var(--dxn-text);
  font-family:var(--dxn-sans);
  -webkit-font-smoothing:antialiased;
  position:relative;
}
/* zero-specificity reset so component classes always win */
.dxn *,.dxn *::before,.dxn *::after{box-sizing:border-box}
:where(.dxn) button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;margin:0;padding:0}
:where(.dxn) a{color:inherit}
:where(.dxn) img,:where(.dxn) video{display:block;max-width:100%}
.dxn :focus-visible{outline:2px solid var(--dxn-accent);outline-offset:3px;border-radius:6px}
.dxn .dxn-mono{font-family:var(--dxn-mono);font-variant-numeric:tabular-nums}
.dxn .dxn-gnum{color:var(--dxn-gold-num);font-family:var(--dxn-mono);font-weight:500;font-variant-numeric:tabular-nums}
.dxn-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

.dxn-wrap{max-width:var(--dxn-max);margin:0 auto;padding:0 var(--dxn-gutter)}

/* ---------- section shell ---------- */
.dxn-sec{margin:56px 0 0}
.dxn-sec-h{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:18px;flex-wrap:wrap}
.dxn-sec-h h2{font-size:clamp(20px,2.4vw,26px);font-weight:650;letter-spacing:-.01em;margin:0}
.dxn-sec-h .dxn-note{font-size:14px;color:var(--dxn-muted)}
.dxn-eyebrow{font-family:var(--dxn-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--dxn-muted-2)}

.dxn-chip{display:inline-flex;align-items:center;gap:4px;border-radius:999px;padding:4px 10px;font-size:12.5px;font-weight:500;white-space:nowrap}
.dxn-chip--gold{background:var(--dxn-gold-chip);color:var(--dxn-gold-text)}
.dxn-chip--cold{background:rgba(41,151,255,.12);color:#8FC3FF}
.dxn-chip--grey{background:rgba(255,255,255,.06);color:var(--dxn-muted)}

/* ---------- hero ---------- */
.dxn-hero{
  display:grid;grid-template-columns:minmax(0,1fr);gap:28px;align-items:center;
  padding:clamp(24px,5vw,56px) 0 0;
}
@media (min-width:900px){
  .dxn-hero{grid-template-columns:minmax(320px,44%) minmax(0,1fr);gap:clamp(32px,5vw,72px);padding-top:64px}
}
.dxn-hero-stage{min-width:0}
.dxn-hero-copy h1{font-size:clamp(28px,4.4vw,46px);font-weight:700;letter-spacing:-.02em;line-height:1.1;margin:10px 0 0}
.dxn-hero-copy p{color:var(--dxn-muted);font-size:clamp(15px,1.4vw,17px);line-height:1.6;margin:14px 0 0;max-width:46ch}
.dxn-hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}

/* 3D stage (three.js canvas or <img> fallback) */
.dxn-stage{
  position:relative;width:100%;aspect-ratio:1/1;max-height:min(70vh,560px);
  touch-action:pan-y;cursor:grab;
  background:radial-gradient(55% 55% at 50% 50%,rgba(255,179,64,.14),transparent 70%);
}
.dxn-stage:active{cursor:grabbing}
.dxn-stage canvas{position:absolute;inset:0;width:100%!important;height:100%!important;display:block;z-index:0}
.dxn-stage-fallback{position:absolute;inset:0;display:grid;place-items:center;padding:6%}
.dxn-stage-fallback img{max-height:100%;width:auto;border-radius:18px;box-shadow:0 24px 60px rgba(0,0,0,.6)}
.dxn-stage.is-gl .dxn-stage-fallback{display:none}
.dxn-stage-hint{margin:8px 0 0;text-align:center;font-size:12.5px;color:var(--dxn-muted-l)}

.dxn-hero-now{
  display:inline-flex;align-items:center;gap:10px;margin-top:10px;min-height:44px;padding:0 18px;
  border-radius:999px;border:1px solid rgba(255,179,64,.35);background:var(--dxn-gold-chip);
  color:var(--dxn-gold-text);font-family:var(--dxn-mono);font-size:13.5px
}

/* buttons */
.dxn-btn{
  position:relative;display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:54px;padding:0 26px;border-radius:999px;font-size:16px;font-weight:650;
  text-decoration:none;overflow:hidden;
  border:1px solid rgba(159,199,255,.30);
  background:linear-gradient(180deg,#1d2638 0%,var(--dxn-metal-top) 38%,var(--dxn-metal-body) 100%);
  box-shadow:inset 0 1px 0 rgba(159,199,255,.6),inset 0 -1px 0 rgba(0,0,0,.7),0 10px 30px rgba(41,151,255,.14);
  transition:transform .15s var(--dxn-ease),box-shadow .15s var(--dxn-ease)
}
.dxn-btn::before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:linear-gradient(100deg,transparent 18%,rgba(159,199,255,.16) 42%,rgba(255,255,255,.10) 50%,rgba(100,210,255,.08) 56%,transparent 74%)}
.dxn-btn>*{position:relative}
.dxn-btn:active{transform:scale(.98);box-shadow:inset 0 1px 0 rgba(159,199,255,.35),inset 0 2px 8px rgba(0,0,0,.6)}
.dxn-btn--ghost{background:var(--dxn-card);border:1px solid var(--dxn-hair);box-shadow:none;font-weight:600}
.dxn-btn--ghost::before{display:none}

/* ---------- stats strip ---------- */
.dxn-stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  margin-top:34px;padding:16px 0;border-top:1px solid var(--dxn-hair);border-bottom:1px solid var(--dxn-hair)
}
.dxn-stats>div{display:flex;flex-direction:column;align-items:center;gap:5px;text-align:center;border-left:1px solid var(--dxn-hair);padding:0 8px}
.dxn-stats>div:first-child{border-left:0}
.dxn-stats small{font-size:12px;color:var(--dxn-muted-2)}
.dxn-stats b{font-size:clamp(14px,1.5vw,17px);font-weight:600}

/* ---------- trailer ---------- */
.dxn-trailer{display:grid;grid-template-columns:minmax(0,1fr);gap:22px;align-items:center}
@media (min-width:900px){.dxn-trailer{grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:40px}}
.dxn-trailer-video{border-radius:24px;overflow:hidden;border:1px solid rgba(255,179,64,.3);background:#000;aspect-ratio:16/9}
.dxn-trailer-video video{width:100%;height:100%;object-fit:cover}
.dxn-trailer-copy p{color:var(--dxn-muted);font-size:15px;line-height:1.6;margin:0 0 18px}

/* ---------- collection grid ---------- */
.dxn-grid{display:grid;gap:14px;grid-template-columns:repeat(2,minmax(0,1fr))}
@media (min-width:560px){.dxn-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (min-width:860px){.dxn-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media (min-width:1100px){.dxn-grid{grid-template-columns:repeat(5,minmax(0,1fr))}}

.dxn-cell{
  display:flex;flex-direction:column;align-items:center;gap:6px;
  padding:10px 10px 14px;border-radius:20px;background:var(--dxn-card);border:1px solid var(--dxn-hair);
  text-align:center;transition:transform .2s var(--dxn-ease),border-color .2s var(--dxn-ease)
}
.dxn-cell:hover{transform:translateY(-3px);border-color:rgba(159,199,255,.35)}
.dxn-cell img{width:100%;border-radius:12px;object-fit:contain;background:transparent}
.dxn-cell--gen{border-color:rgba(255,179,64,.3)}
.dxn-cell--gen img{aspect-ratio:440/614}
.dxn-cell--tier img{aspect-ratio:1/1;object-fit:cover}
.dxn-cell b{font-family:var(--dxn-mono);font-size:12.5px;margin-top:4px}
.dxn-cell small{font-size:11.5px;color:var(--dxn-muted-2);line-height:1.25}
.dxn-cell--gen small{color:var(--dxn-gold-text)}
.dxn-cell--owned{position:relative}
.dxn-cell--owned::after{
  content:"";position:absolute;top:10px;right:10px;width:10px;height:10px;border-radius:50%;
  background:var(--dxn-gold-num);box-shadow:0 0 8px rgba(255,179,64,.8)
}

/* ---------- tier rows ---------- */
.dxn-tier{margin:0 0 30px}
.dxn-tier-h{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:12px;flex-wrap:wrap}
.dxn-tier-h b{font-size:17px;font-weight:700;display:block}
.dxn-tier-h small{font-size:12.5px;color:var(--dxn-muted-2);display:block;margin-top:2px}
.dxn-t-legendary{color:var(--dxn-gold-num)}
.dxn-t-epic{color:var(--dxn-violet)}
.dxn-t-rare{color:var(--dxn-cyan)}
.dxn-t-common{color:var(--dxn-text)}
.dxn-tier-all{font-size:14px;color:#8FC3FF;text-decoration:none;min-height:40px;display:inline-flex;align-items:center;gap:4px}
.dxn-tier-all:hover{text-decoration:underline}
.dxn-tier-row{display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x proximity;padding-bottom:4px;scrollbar-width:thin}
.dxn-tier-row::-webkit-scrollbar{height:6px}
.dxn-tier-row::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:999px}
.dxn-tier-row>*{flex:none;width:118px;scroll-snap-align:start}
@media (min-width:860px){
  .dxn-tier-row{overflow:visible;display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:10px}
  .dxn-tier-row>*{width:auto}
}

/* ---------- detail modal ---------- */
.dxn-modal{position:fixed;inset:0;z-index:9999;display:none;align-items:center;justify-content:center;padding:var(--dxn-gutter)}
.dxn-modal.is-open{display:flex}
.dxn-modal-scrim{position:absolute;inset:0;background:rgba(0,0,0,.82);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.dxn-modal-box{
  position:relative;width:min(960px,100%);max-height:min(92vh,860px);overflow:auto;
  background:var(--dxn-bg-2);border:1px solid var(--dxn-hair);border-radius:28px;
  padding:clamp(18px,3vw,32px);box-shadow:0 40px 120px rgba(0,0,0,.8);
  animation:dxn-in .42s var(--dxn-ease)
}
@keyframes dxn-in{from{opacity:0;transform:translateY(18px) scale(.98)}to{opacity:1;transform:none}}
.dxn-modal-close{position:absolute;top:14px;right:14px;width:44px;height:44px;border-radius:999px;background:var(--dxn-card);border:1px solid var(--dxn-hair);display:grid;place-items:center;z-index:3;font-size:18px;line-height:1}
.dxn-detail{display:grid;grid-template-columns:minmax(0,1fr);gap:24px}
@media (min-width:760px){.dxn-detail{grid-template-columns:minmax(260px,42%) minmax(0,1fr);gap:36px;align-items:start}}
.dxn-detail h3{font-size:clamp(21px,2.6vw,28px);font-weight:700;letter-spacing:-.01em;margin:0 0 8px}
.dxn-detail-chips{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:20px}
.dxn-detail .dxn-stage{aspect-ratio:440/614;max-height:min(60vh,520px);background:radial-gradient(55% 55% at 50% 45%,rgba(255,179,64,.16),transparent 72%)}
.dxn-detail-side{display:flex;flex-direction:column;align-items:center}
.dxn-detail-flip{display:inline-flex;align-items:center;justify-content:center;margin:12px auto 0;min-height:42px;padding:0 20px;border-radius:999px;border:1px solid rgba(159,199,255,.28);background:var(--dxn-card);color:var(--dxn-text);font-size:13.5px;font-weight:600}
.dxn-detail-flip:hover{border-color:rgba(159,199,255,.55)}

.dxn-panel{margin:0 0 22px}
.dxn-panel h4{font-size:16px;font-weight:650;margin:0 0 10px}
.dxn-table{width:100%;border-collapse:collapse;font-size:14.5px}
.dxn-table td{padding:10px 0;border-top:1px solid var(--dxn-hair);vertical-align:top;line-height:1.5}
.dxn-table tr:first-child td{border-top:0;padding-top:0}
.dxn-table td:first-child{color:var(--dxn-muted);width:40%}
.dxn-table small{color:var(--dxn-muted-l);font-size:12.5px}

/* card back (CSS flip, used by tier cards and as the no-WebGL fallback) */
.dxn-flip{perspective:1000px;display:grid;place-items:center;height:100%}
.dxn-flip-rot{position:relative;width:min(240px,78%);aspect-ratio:440/614;transform-style:preserve-3d;transition:transform .8s var(--dxn-ease)}
.dxn-flip.is-back .dxn-flip-rot{transform:rotateY(180deg)}
.dxn-face{position:absolute;inset:0;border-radius:22px;backface-visibility:hidden;-webkit-backface-visibility:hidden;overflow:hidden;padding:3px;background:var(--dxn-gold-grad);box-shadow:0 20px 50px rgba(255,179,64,.22)}
.dxn-face img{width:100%;height:100%;object-fit:cover;border-radius:19px}
.dxn-face--back{transform:rotateY(180deg)}
.dxn-face--back .dxn-face-inner{position:absolute;inset:3px;border-radius:19px;display:grid;place-items:center;
  background:radial-gradient(80% 70% at 50% 40%,#1b2332 0%,#0b0e14 70%,#050608 100%)}
.dxn-face--back img{width:62%;height:auto;object-fit:contain;filter:drop-shadow(0 0 12px rgba(41,151,255,.25))}

.dxn-foot{margin:60px 0 40px;text-align:center;color:var(--dxn-muted-l);font-size:13.5px}

/* reduced motion */
@media (prefers-reduced-motion:reduce){
  .dxn *{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .dxn-flip-rot{transition:none}
}